4 ms·
The depth requirement is 500m to 1500m. Though cliffs can be much taller than this, they usually are not totally vertical and cannot accomodate this much depth.
by jstanek 12y ago
The depth requirement is 500m to 1500m. Though cliffs can be much taller than this, they usually are not totally vertical and cannot accomodate this much depth.
Disclaimer, not a geologist.
- fractalsea 12y agoTrue, although I wonder if doing it over even a 100m cliff, but with a much larger weight, would be cheaper than the drilling operation.